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Counties → Nevada

Douglas County, Nevada

SDWIS compliance plate

Sheet NV005 · Douglas County 38 sys · 5,162 viol · #904/3254

VIOL-SEVERE · HEALTH-LOW · RANK-UPPER · PHOTO-FINISH · PFAS-MID · SRC-GW · SYS-SMALL · BOOK-FULL

  • VIOL-SEVERE 97.4% flagged
  • HEALTH-LOW 8.7% health
  • RANK-UPPER #904/3254
  • PHOTO-FINISH ±0.6 pp
  • PFAS-MID 28.6% detect
  • SRC-GW GW lead 79%
  • SYS-SMALL 38 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Churchill County ( -0.6 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Douglas County ranks #904 of 3,254 counties by people served, and #4 of 17 counties in Nevada. See methodology · corpus placement.

Douglas County standing, mid-flagged corpus third

Flagged-system rate 97.4% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 8.7% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 28.6% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #904 of 3,254 · #4 of 17 in Nevada.

Flagged-rate neighbourhood around Douglas County

Lowest/highest poles plus in-state counties nearest Douglas County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Esmeralda · lowest Churchill · near Mineral · highest White Pine · near 83.3% 96.4% 96.8% 97.4% 100% 100% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
Gardnerville Ranchos Gid 11,300 209 Clean
Douglas County Carson Valley System 6,488 59 Clean
Indian Hills Gid 5,962 71 Detected
Gardnerville Water Company 4,500 42 Detected
Kingsbury Gid 3,839 74 Clean
Edgewood Water Company 3,800 18 Clean
Town of Minden 3,500 47 Clean
Caesars Republic Lake Tahoe 1,950 0 -
Harrahs Lake Tahoe 1,688 6 -
Topaz Ranch Estates Gid and Water Co 1,545 319 -
Cave Rock Skyland 1,267 53 -
Zephyr Cove Water Utility Distr 1,209 111 -
Round Hill Gid 1,200 71 -
East Peak Lodge 1,060 55 -
Fairgrounds/Sunrise Estates 1,011 92 -
Glenbrook Water Cooperative Inc 1,000 253 -
Zephyr Cove Lodge and Resort 500 315 -
Pineview Estates 450 2 -
Foothill Water System 346 812 -
Seven Eleven No 23074 343 13 -
Elk Point Country Club 325 383 -
Best Western Topaz Lake Inn 300 86 -
Spooner Lake State Park 207 36 -
Holbrook Station RV and MHP 180 426 -
Sierra Estates Gid 170 38 -
Douglas County Lampe Park 100 42 -
Douglas County Topaz Park 100 26 -
China Springs Youth Camp 92 104 -
Uppaway Water System 85 13 -
Williams Ridge Tech Park 60 6 -
Riverview Mobile Home Park 59 84 -
Logan Creek Estates Gid 50 154 -
Sierra Country Estates 47 874 -
Mountain View MHP 45 43 -
Topaz Lake Water Co Inc 40 57 -
S and J Ventures Dba Junction Bar 35 39 -
Pinion Pines MHP 30 90 -
Camp Galilee 30 39 -

Compare beyond Nevada

Mid-flagged peers for Douglas County

Cross-state counties nearest Douglas County on flagged-system share (97.4%) and cumulative violation count (5,162). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.